Is University of California-Santa Barbara, CA tap water safe?
The short answer
Goleta Water District serves University of California-Santa Barbara. In EPA’s and California’s records it has 2 results above the health goal and 1 result above EPA’s health benchmark, and no health-based violation since 2016.
The worst: Lithium at 53.5 ppb, above EPA’s health benchmark. Health goals are stricter than legal limits and are not enforced.
The water from Goleta Water District is very hard, typically 485 mg/L (28.4 grains per gallon). How California’s water compares.
Some homes in a town are on private wells or a small system of their own. The name on your water bill tells you which is yours.
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Goleta Water District’s water.
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Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: Arsenic
Aquasana SmartFlow Reverse Osmosis (AQ-SFRO2)
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Arsenic
Brondell Capella RC250 Reverse Osmosis System
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Arsenic
Water testing near University of California-Santa Barbara
The 3 labs California certifies closest to University of California-Santa Barbara, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Clinical Laboratory of San Bernardino II
Lompoc, CA · about 23 miles
Certified for bacteria
Oilfield Environmental & Compliance Inc. (OEC)
Santa Maria, CA · about 40 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics
Capco Analytical Services
Ventura, CA · about 51 miles
Certified for bacteria, nitrate, metals, minerals and other inorganics
Which ZIP codes are in University of California-Santa Barbara: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: California State Water Resources Control Board, ELAP accredited laboratories and their fields of accreditation; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near University of California-Santa Barbara
Other towns in Santa Barbara County with a page of their own.
What to do next
- Read Goleta Water District’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About LithiumWhat it does to health, where it comes from, and the certification claim that addresses it.About Lithium
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water